so that's why i've been urging the obama administration to hold him as potential enemy combatant to continue the dialogue apart from the criminal case. >> reporter: on the other hand this has potential to become a political hot potato. the service of the democratic senator carl levin says the suspect should not be held as enemy combatant and says he opportunity see the evidence that tsarnaev is part of organized group and not a legal basis for him to be held as enemy combatant. back to you. >> alisyn: thank you. >> clayton: do the boston bombing suspect expose flaw of the immigration system? chuck grassley brought this up on capitol hill. >> we don't know the immigration status of people who terrorized communities in massachusetts, when we find out, it will help shed light on the weaknesses of our system. >> clayton: that raises a largeer question. could it reshape the immigration reform? ask texas congressman louie goehmert joining us from philadelphia. nice to see you. >> thank you. great to be with you. >> clayton: let's dive deeply in the question. we look at the individuals who are here